Finding the Fourth Proportional to 891,861.48, 1,230,762.58 and 483,952.94
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Solution
The fourth proportional to 891,861.48, 1,230,762.58 and 483,952.94 is: 667,851.66
Step by Step Solution
- Step 1: Write the proportion equation
891,861.48 : 1,230,762.58 = 483,952.94 : x - Step 2: Convert to fraction form
891,861.48/1,230,762.58 = 483,952.94/x - Step 3: Cross multiply
891,861.48x = 1,230,762.58 × 483,952.94 - Step 4: Simplify right side
891,861.48x = 595,631,169,032.99 - Step 5: Solve for x
x = 595,631,169,032.99/891,861.48 - Step 6: Final answer
x = 667,851.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.